<!doctype html>
<html>
<head>
  <meta charset="utf-8"/>
  <meta http-equiv="X-UA-Compatible" content="IE=7; IE=EmulateIE9; IE=10" />
  <meta name="keywords" content="addDirectionsRenderer,addContextMenu,makeRouteRequest,onRouteCalculated"/>
  <title>HERE Maps API Example: Context Menu Routing with Directions</title>
  <!-- Set up constants such as APP ID and token -->
  <script type="text/javascript" src="../libs/hereAppIdAndToken.js"></script>
  <!-- Bootstrap jQuery Library -->
  <script type="text/javascript" src="../libs/jQl.min.js"></script>
  <!-- Asynchronously the HERE Maps API for JavaScript -->
  <script type="text/javascript" src="../libs/hereAsyncLoader.js"
    id="HereMapsLoaderScript"
    data-map-container="mapContainer"
    data-params="maps,directions"
    data-callback="afterHereMapLoad"
    data-libs="directions-renderer"
    data-parent="demos/directions-rendering-component/">
  </script>
  <link rel="icon" href="http://here.com/favicon.ico"/>
  <!--<link href="http://developer.here.com/html/css/main.css" rel="stylesheet" />-->
  <link href="css/routing.css" rel="stylesheet"/>
</head>
<body class="small-map">
  <h1>Context Menu Routing with Directions</h1>
  <p style="width:540px;">Right click on the map to set the start and end points of a journey. The direction
    instructions are displayed to the right of the map.
  </p>
  <div id="mapContainer" style="float:left; width:540px; height:334px;" class="no-expand"></div>
  <div id="directions" style="float:left; color: rgb(102, 102, 102);height:334px;overflow:auto; max-width: 500px;"></div>
  <div id="src" style="clear:both;width:100%" ><br/>
      <p>The control can be loaded using the following <code>&lt;script&gt;</code> element:
      <pre><code class='prettyprint'>&lt;script type="text/javascript" charset="UTF-8" src="<a href="libs/directions-renderer.js">libs/directions-renderer.js</a>"&gt;&lt;/script></code></pre>
    <p>Code:</p>
  </div>
<script id="example-code" data-categories="routing,context-menu,library" type="text/javascript" >
//<![CDATA[
var map,
  contextMenu,
  infoBubbles,
  directionsRenderer,
  router;

function addDirectionsRenderer(map) {
  var scaleBar = new nokia.maps.map.component.ScaleBar();
  infoBubbles = new nokia.maps.map.component.InfoBubbles();
  infoBubbles.options.defaultWidth = 200;
  infoBubbles.options.width = 200;

  map.addComponent(infoBubbles);
  map.addComponent(scaleBar);

  directionsRenderer = new DirectionsRenderer(document.getElementById('directions'));
  map.addComponent(directionsRenderer);

  scaleBar.addObserver('showImperialUnits', function (obj, key, value, oldValue) {
    directionsRenderer.set('showImperialUnits', value);
  });
}

function onRouteCalculated(observedRouter, key, value) {
  if (value === 'finished') {
    var routes = observedRouter.getRoutes(),
      //create the default map representation of a route
      mapRoute =
        new nokia.maps.routing.component.RouteResultSet(
          routes[0]
        ).container; //first option found
    map.objects.clear();
    map.objects.add(mapRoute);
    directionsRenderer.set('route', routes[0]);

    //Zoom to the bounding box of the route
    map.zoomTo(mapRoute.getBoundingBox(), false, 'default');
  } else if (value === 'failed') {
    alert('The routing request failed.');
  }
}

function makeRouteRequest(startPoint, endPoint) {
  var waypoints = new nokia.maps.routing.WaypointParameterList(),
    modes = [{
      type: 'shortest',
      transportModes: ['car'],
      options: 'avoidTollroad',
      trafficMode: 'default'
    }];

  waypoints.addCoordinate(startPoint);
  waypoints.addCoordinate(endPoint);

  router = new nokia.maps.routing.Manager();
  router.addObserver('state', onRouteCalculated);
  router.calculateRoute(waypoints, modes);
}



function addContextMenu(map) {
  var startPoint,
    endPoint,
    myHandler = function (contextMenuEvent, group) {

      group.addEntry(
        'Directions from Here',
        function (activationEvent) {
          startPoint = map.pixelToGeo(contextMenuEvent.targetX, contextMenuEvent.targetY);
          if (endPoint !== undefined) {
            makeRouteRequest(startPoint, endPoint);
          }
        }
      );
      group.addEntry(
        'Directions to Here',
        function (activationEvent) {
          endPoint = map.pixelToGeo(contextMenuEvent.targetX, contextMenuEvent.targetY);
          if (startPoint !== undefined) {
            makeRouteRequest(startPoint, endPoint);
          }
        }
      );
    };

  contextMenu = new nokia.maps.map.component.ContextMenu();
  contextMenu.removeHandler(nokia.maps.routing.component.ContextMenuHandler);
  contextMenu.addHandler(myHandler);
  map.components.add(contextMenu);
}



function afterHereMapLoad(theMap) {
  map = theMap;
  map.set('zoomLevel', 10);
  addDirectionsRenderer(map);
  addContextMenu(map);
}
//]]>
</script>
<script type="text/javascript" src="../libs/prettyprint.js"></script>
</body>
</html>
